Rectifier - Features
Aluminum heat sink
6-50A jumbo button diodes (non-avalanche)
For: Delco 17SI Series 120A; 21SI, 22SI, 23SI, 33SI, 34SI Series IR/EF Alternators
Replaces
TRANSPO DR5173
WAI 31-106
CARGO 131877
MOBILETRON RD-05
YUNYI 212-220/DC5187